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Information Exposure Affecting glib2.0 package, versions <2.40.2-0ubuntu1.1+esm4

0.0
medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Confidentiality High

    Threat Intelligence

    EPSS 0.07% (31st percentile)
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NVD
5.5 medium
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Red Hat
5.5 medium

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  • Snyk ID SNYK-UBUNTU1404-GLIB20-1910407
  • published 3 Nov 2021
  • disclosed 23 Aug 2022
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Introduced: 3 Nov 2021

CVE-2021-3800 Open this link in a new tab
CWE-200 Open this link in a new tab

How to fix?

Upgrade Ubuntu:14.04 glib2.0 to version 2.40.2-0ubuntu1.1+esm4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glib2.0 package and not the glib2.0 package as distributed by Ubuntu. See How to fix? for Ubuntu:14.04 relevant fixed versions and status.

A flaw was found in glib before version 2.63.6. Due to random charset alias, pkexec can leak content from files owned by privileged users to unprivileged ones under the right condition.